From Longman Dictionary of Contemporary Englishpreventionpre‧ven‧tion /prɪˈvenʃən/●くろまる●くろまる○しろまる noun [uncountable]PREVENTwhen something bad is stopped from happeningprevention ofEducating new drivers is important for the prevention of accidents.crime/accident/fire etc preventionEffective crime prevention must be our main goal.a fire prevention officerYou know what they say, prevention is better than cure (=it is better to stop something bad from happening than to remove the problem once it has happened).Examples from the Corpusprevention• AIDSpreventionefforts• The Labour party is fully committed to healthpromotion and preventioncare.• The Secretary of State's crimepreventioncommittee is considering how information should be collected and will continue to do so.• In my view, the provision of adequate fire prevention and fire fightingmeasures should be Venice's top priority.• So it appeared obvious that in the absence of a known cause, any rationalpreventionstrategy must involve partnerreduction.• Develop and implementguidelines for the prevention of opportunistic infections in immunosuppressed persons.prevention is better than cure• You can use the Alexander Technique as a preventative measure: after all, prevention is better than cure.• I have known it to be successfully treated with black sulphurpowdermixed with water but prevention is better than cure.• The old adage that prevention is better than cure certainly holds true; as some contractors have discovered to their cost.• The very first rule, as with all sickness, is that prevention is better than cure.• The message that prevention is better than cureapplies just as much to dental problems as it applies to heartdisease.• Therefore prevention is better than cure.